/*
 * Copyright (C) 2020-2025 Thomas Akehurst
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.github.tomakehurst.wiremock.common;

import static java.util.Objects.requireNonNull;

import java.util.Objects;

public final class Pair<A, B> {

  public final A a;
  public final B b;

  public Pair(A a, B b) {
    this.a = requireNonNull(a);
    this.b = requireNonNull(b);
  }

  public static <A, B> Pair<A, B> pair(A a, B b) {
    return new Pair<>(a, b);
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (!(o instanceof Pair)) return false;
    Pair<?, ?> pair = (Pair<?, ?>) o;
    return a.equals(pair.a) && b.equals(pair.b);
  }

  @Override
  public int hashCode() {
    return Objects.hash(a, b);
  }

  @Override
  public String toString() {
    return a + "=" + b;
  }
}
